Thousands of athletes are expected to participate in the 2025 IRONMAN California race in Sacramento on Sunday, Oct. 19.
The triathlon competition will temporarily close several streets in downtown and midtown Sacramento. The event ends at the California State Capitol.
Some streets will close starting Tuesday, Oct. 14, as organizers prepare for the race, which includes a 2.4-mile swimming portion through the American and Sacramento rivers, a 112-mile biking portion and a 26.2-mile running portion. Motorists should expect traffic delays.
The area’s most directly affected on Oct. 19 by the competition will be Old Sacramento, downtown and Capitol Mall. (Click on the map below to see the full running course).
Streets affected by the competition are as follows:
Tuesday, Oct. 14 at 6 a.m. to Monday, Oct. 20 at 5 p.m.
- Capitol Mall from Third to Fifth streets
- Fourth Street from Capitol Mall to L Street (parking garage access maintained)
Friday, Oct. 17 at 6 a.m. to Monday, Oct. 20 at 5 p.m.
- Capitol Mall from Fifth to Seventh streets
Sunday, Oct. 19 (Race Day)
- Tower Bridge from Riverfront Street to Front Street (east side) closes at 7 a.m. and opens at midnight (Monday).
- Neasham Circle from Front Street (Old Sac) to Front Street closes at 12:30 a.m. and opens at 12:30 a.m. (Monday).
- Front Street Southbound from Neasham Circle to R St Overpass closes at 2 p.m. and opens at 1:00 a.m. (Monday).
- R Street from Second to Sixth streets closes at 2 p.m. and opens at 1:00 a.m. (Monday)
- Fifth Street from R to L streets closes at 2 p.m. and opens at 1:30 a.m. (Monday)
Freeway Closures (closes at 7 a.m. and reopens at 7 p.m. on race day)
- Westbound I-50 off ramp from 5th Street
- Eastbound I-50 on ramp from River Road on ramp near 15th Street
Find a map and more information on traffic impacts on IRONMAN’s website.